1 files changed, 83 insertions, 0 deletions
diff --git a/src/log.h b/src/log.h
new file mode 100644
index 0000000..0798200
--- /dev/null
+++ b/src/log.h
@@ -0,0 +1,83 @@
+/**
+ * liburtc
+ * Copyright 2020 Chris Hiszpanski
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+#ifndef _URTC_LOG_H
+#define _URTC_LOG_H
+
+#include <stdio.h>
+
+#ifdef _cplusplus
+extern "C" {
+#endif
+
+enum level {
+	TRACE = 0,
+	DEBUG,
+	INFO,
+	WARN,
+	ERROR,
+	FATAL,
+	NUM_LEVELS // must be last
+};
+
+static const char *logl[NUM_LEVELS] = {
+	"\033[0;37m",	// trace	(gray)
+	"\033[0;32m",	// debug	(green)
+	          "",	// info		(white)
+	"\033[0;33m",	// warn		(yellow)
+	"\033[0;35m",	// error	(magenta)
+	"\033[0;31m"	// fatal	(red)
+};
+
+static const char *logn[NUM_LEVELS] = {
+	"[trace] ",		// trace	(gray)
+	"[debug] ",		// debug	(green)
+	"[info] ",		// info		(white)
+	"[warn] ",		// warn		(yellow)
+	"[error] ",		// error	(magenta)
+	"[fatal] "		// fatal	(red)
+};
+
+static const char *logr[NUM_LEVELS] = {
+	"\033[0m\n",			// trace
+	"\033[0m\n",			// debug
+	       "\n",			// info
+	"\033[0m\n",			// warn
+	"\033[0m\n",			// error
+	"\033[0m\n"				// fatal
+};
+
+#define STRINGIFY(x) #x
+#define TOSTRING(x) STRINGIFY(x)
+#define AT __FILE__ ":" TOSTRING(__LINE__)
+
+#define log(lvl, format, ...) \
+	do { \
+		fprintf(stderr, "%s" AT " %s" format "%s", logl[lvl], logn[lvl], ##__VA_ARGS__, logr[lvl]); \
+	} while (0);
+
+#ifdef _cplusplus
+}
+#endif
+
+#endif // _URTC_LOG_H